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| Specification | CanonimageCLASS X MF1440 | CanonimageFORCE 4135 |
|---|---|---|
| Automatic duplex output | YesSource | YesSource |
| Color capability | MonochromeSource | MonochromeSource |
| Declared print speed | 42 ipm or mppmSource | 35 ipm or mppmSource |
| Default sleep delay | 1 minSource | 1 minSource |
| ENERGY STAR partner | Canon U.S.A., Inc.Source | Canon U.S.A., Inc.Source |
| Imaging typical annual electricity consumption | 17.16 kWh/yearSource | 16.12 kWh/yearSource |
| Marking technology | Electro-photographic (EP)Source | Electro-photographic (EP)Source |
| Page format class | StandardSource | StandardSource |
| Product type | Multifunction Devices (MFD)Source | Multifunction Devices (MFD)Source |
| Typical electricity consumption | 0.33 kWh/weekSource | 0.31 kWh/weekSource |